linux_dsm_epyc7002/sound/soc/qcom/lpass-ipq806x.c
Srinivas Kandagatla 0ae9fd3b2c ASoC: qcom: remove hardcoded i2s port number
This patch attempts to remove the hardcoded i2s port number in lpass
driver. Now the the port number comes from the dai id field.

This will allow other SOCs to use different port numbers on the lpass
driver.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tested-by: Kenneth Westfield <kwestfie@codeaurora.org>
Acked-by: Kenneth Westfield <kwestfie@codeaurora.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
2015-05-21 21:12:34 +01:00

98 lines
2.7 KiB
C

/*
* Copyright (c) 2010-2011,2013-2015 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* lpass-ipq806x.c -- ALSA SoC CPU DAI driver for QTi LPASS
* Splited out the IPQ8064 soc specific from lpass-cpu.c
*/
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/soc-dai.h>
#include "lpass-lpaif-reg.h"
#include "lpass.h"
enum lpaif_i2s_ports {
IPQ806X_LPAIF_I2S_PORT_CODEC_SPK,
IPQ806X_LPAIF_I2S_PORT_CODEC_MIC,
IPQ806X_LPAIF_I2S_PORT_SEC_SPK,
IPQ806X_LPAIF_I2S_PORT_SEC_MIC,
IPQ806X_LPAIF_I2S_PORT_MI2S,
};
enum lpaif_dma_channels {
IPQ806X_LPAIF_RDMA_CHAN_MI2S,
IPQ806X_LPAIF_RDMA_CHAN_PCM0,
IPQ806X_LPAIF_RDMA_CHAN_PCM1,
};
static struct snd_soc_dai_driver ipq806x_lpass_cpu_dai_driver = {
.id = IPQ806X_LPAIF_I2S_PORT_MI2S,
.playback = {
.stream_name = "lpass-cpu-playback",
.formats = SNDRV_PCM_FMTBIT_S16 |
SNDRV_PCM_FMTBIT_S24 |
SNDRV_PCM_FMTBIT_S32,
.rates = SNDRV_PCM_RATE_8000 |
SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_32000 |
SNDRV_PCM_RATE_48000 |
SNDRV_PCM_RATE_96000,
.rate_min = 8000,
.rate_max = 96000,
.channels_min = 1,
.channels_max = 8,
},
.probe = &asoc_qcom_lpass_cpu_dai_probe,
.ops = &asoc_qcom_lpass_cpu_dai_ops,
};
struct lpass_variant ipq806x_data = {
.i2sctrl_reg_base = 0x0010,
.i2sctrl_reg_stride = 0x04,
.i2s_ports = 5,
.irq_reg_base = 0x3000,
.irq_reg_stride = 0x1000,
.irq_ports = 3,
.rdma_reg_base = 0x6000,
.rdma_reg_stride = 0x1000,
.rdma_channels = 4,
.dai_driver = &ipq806x_lpass_cpu_dai_driver,
.num_dai = 1,
};
static const struct of_device_id ipq806x_lpass_cpu_device_id[] = {
{ .compatible = "qcom,lpass-cpu", .data = &ipq806x_data },
{}
};
MODULE_DEVICE_TABLE(of, ipq806x_lpass_cpu_device_id);
static struct platform_driver ipq806x_lpass_cpu_platform_driver = {
.driver = {
.name = "lpass-cpu",
.of_match_table = of_match_ptr(ipq806x_lpass_cpu_device_id),
},
.probe = asoc_qcom_lpass_cpu_platform_probe,
.remove = asoc_qcom_lpass_cpu_platform_remove,
};
module_platform_driver(ipq806x_lpass_cpu_platform_driver);
MODULE_DESCRIPTION("QTi LPASS CPU Driver");
MODULE_LICENSE("GPL v2");